lengthCombo.addItem("104-bit WEP Key (13 characters: 128-bits)", "13");
lengthCombo.addItem("128-bit WEP Key (16 characters: 152-bits)", "16");
lengthCombo.addItem("232-bit WEP Key (29 characters: 256-bits)", "29");
Button generateButton = new Button("Generate Key");
generateButton.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
int length = Integer.parseInt(lengthCombo.getValue(lengthCombo.getSelectedIndex()));
String ascii = "";
String hex = "";
for (int i = 0; i < length; i++) {